Try google.
Ibuprofen - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Ibuprofen
Ibuprofen is only very slightly soluble in water. Less than 1 mg of ibuprofen dissolves in 1 ml water (< 1 mg/ml).
www.wikipedia.org/wiki/Paracetamol
Solubility in water 0.1-0.5 g/100 mL at 22 C mg/mL (20 °C)
In conclusion, paracetamol appears to be more soluble, at 1-5mg/mL